Category: Heffner

Heffner Audi R8 Twin Turbo

Heffner Performance has finally finished their R8 Twin-Turbo package, which manages a nice 536 HP at the rear wheels (check out the dyno sheet below.) This is while running on only 6 psi of boost. Heffner promises they are...

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Heffner Twin-Turbo R8

Heffner Performance is known in the high-end tuning world for creating ultra-powerful versions of cars like the Dodge Viper, various Lamborghinis, and the Ford GT. Now they got their hands on an Audi R8 and added their own twin...

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